Hot answers tagged coolant
I suspect the part that the mechanic may have been referring to was the Oil Cooler. I'm not familiar with this specific vehicle but many engines employ an oil cooler which uses engine coolant to cool the oil. This takes in oil under pressure from the oil pump and feeds it back into the oil system, on it's coolant side, it takes coolant in from the water ...
I am only answering where the sensor is located.This video explains the whole procedure is nicely. Including the location and how to replace it. https://www.youtube.com/watch?v=y2vXZbFjlxI
I agree with Gary's assessment about the Manifold gaskets. The Olds 3800 is a "workhorse" engine as is the 3.3, only you don't see much of the 3.3's on the shelf or in the shop. As this is an older piece of iron it stands to reason that the gaskets may need replacing. If you have a tuned ear you can hear a leak or at least hear the approximate location of ...
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